package com.ruoyi.course.service;

import java.util.List;
import com.ruoyi.course.domain.SysCourseTeacher;

/**
 * 课程和讲师关联Service接口
 * 
 * @author YJF
 * @date 2023-05-17
 */
public interface ISysCourseTeacherService 
{
    /**
     * 查询课程和讲师关联
     * 
     * @param sysCourseTeacher 课程和讲师关联
     * @return 课程和讲师关联
     */
    public SysCourseTeacher selectSysCourseTeacherByCourseId(SysCourseTeacher sysCourseTeacher);

    /**
     * 查询课程和讲师关联列表
     * 
     * @param sysCourseTeacher 课程和讲师关联
     * @return 课程和讲师关联集合
     */
    public List<SysCourseTeacher> selectSysCourseTeacherList(SysCourseTeacher sysCourseTeacher);

    /**
     * 新增课程和讲师关联
     * 
     * @param sysCourseTeacher 课程和讲师关联
     * @return 结果
     */
    public int insertSysCourseTeacher(SysCourseTeacher sysCourseTeacher);

    /**
     * 修改课程和讲师关联
     * 
     * @param sysCourseTeacher 课程和讲师关联
     * @return 结果
     */
    public int updateSysCourseTeacher(SysCourseTeacher sysCourseTeacher);

    /**
     * 批量删除课程和讲师关联
     * 
     * @param ids 需要删除的课程和讲师关联主键集合
     * @return 结果
     */
    public int deleteSysCourseTeacherByCourseIds(Long[] ids);

    /**
     * 删除课程和讲师关联信息
     * 
     * @param id 课程和讲师关联主键
     * @return 结果
     */
    public int deleteSysCourseTeacherByCourseId(Long id);
}
